L F L2 U' B F' R D B2 D2 R' U B D' B' D' L2 R B' L F' U2 R B U

x // inspection
D' U' x' U' R' F // cross
y R' U R // 1st pair
R U' R' U R U' R' // 2nd pair
z R U' R U R' x' U' R U z' // 3rd pair
y' R' U2' R U' R' U R // 4th pair
U R' x U R U' R' U R U' x' R U R' U' R U R' // OLL
y2 R U2' R' D R U' R U' R U R2 D R' U' R u2' // PLL